116 lines
3.9 KiB
C++
116 lines
3.9 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2013 The Bitcoin Core developers
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// Copyright (c) 2017-2022 The Zcash developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or https://www.opensource.org/licenses/mit-license.php .
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#ifndef BITCOIN_MINER_H
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#define BITCOIN_MINER_H
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#include "primitives/block.h"
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#include <stdint.h>
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#include <variant>
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#include <boost/shared_ptr.hpp>
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class CBlockIndex;
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class CChainParams;
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class CScript;
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namespace Consensus { struct Params; };
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static const bool DEFAULT_GENERATE = false;
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static const int DEFAULT_GENERATE_THREADS = 1;
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static const bool DEFAULT_PRINTPRIORITY = false;
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typedef std::variant<
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libzcash::OrchardRawAddress,
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libzcash::SaplingPaymentAddress,
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boost::shared_ptr<CReserveScript>> MinerAddress;
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class ExtractMinerAddress
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{
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const Consensus::Params& consensus;
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int height;
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public:
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ExtractMinerAddress(const Consensus::Params& consensus, int height) :
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consensus(consensus), height(height) {}
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std::optional<MinerAddress> operator()(const CKeyID &keyID) const;
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std::optional<MinerAddress> operator()(const CScriptID &addr) const;
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std::optional<MinerAddress> operator()(const libzcash::SproutPaymentAddress &addr) const;
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std::optional<MinerAddress> operator()(const libzcash::SaplingPaymentAddress &addr) const;
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std::optional<MinerAddress> operator()(const libzcash::UnifiedAddress &addr) const;
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};
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class KeepMinerAddress
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{
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public:
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KeepMinerAddress() {}
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void operator()(const libzcash::OrchardRawAddress &addr) const {}
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void operator()(const libzcash::SaplingPaymentAddress &pa) const {}
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void operator()(const boost::shared_ptr<CReserveScript> &coinbaseScript) const {
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coinbaseScript->KeepScript();
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}
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};
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bool IsShieldedMinerAddress(const MinerAddress& minerAddr);
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class IsValidMinerAddress
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{
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public:
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IsValidMinerAddress() {}
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bool operator()(const libzcash::OrchardRawAddress &addr) const {
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return true;
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}
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bool operator()(const libzcash::SaplingPaymentAddress &pa) const {
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return true;
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}
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bool operator()(const boost::shared_ptr<CReserveScript> &coinbaseScript) const {
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// Return false if no script was provided. This can happen
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// due to some internal error but also if the keypool is empty.
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// In the latter case, already the pointer is NULL.
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return coinbaseScript.get() && !coinbaseScript->reserveScript.empty();
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}
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};
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struct CBlockTemplate
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{
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CBlock block;
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// Cached whenever we update `block`, so we can update hashBlockCommitments
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// when we change the coinbase transaction.
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uint256 hashChainHistoryRoot;
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// Cached whenever we update `block`, so we can return it from `getblocktemplate`
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// (enabling the caller to update `hashBlockCommitments` when they change
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// `hashPrevBlock`).
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uint256 hashAuthDataRoot;
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std::vector<CAmount> vTxFees;
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std::vector<int64_t> vTxSigOps;
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};
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CMutableTransaction CreateCoinbaseTransaction(const CChainParams& chainparams, CAmount nFees, const MinerAddress& minerAddress, int nHeight);
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/** Generate a new block, without valid proof-of-work */
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CBlockTemplate* CreateNewBlock(const CChainParams& chainparams, const MinerAddress& minerAddress, const std::optional<CMutableTransaction>& next_coinbase_mtx = std::nullopt);
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#ifdef ENABLE_MINING
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/** Get -mineraddress */
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void GetMinerAddress(std::optional<MinerAddress> &minerAddress);
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/** Modify the extranonce in a block */
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void IncrementExtraNonce(
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CBlockTemplate* pblocktemplate,
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const CBlockIndex* pindexPrev,
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unsigned int& nExtraNonce,
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const Consensus::Params& consensusParams);
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/** Run the miner threads */
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void GenerateBitcoins(bool fGenerate, int nThreads, const CChainParams& chainparams);
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#endif
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void UpdateTime(CBlockHeader* pblock, const Consensus::Params& consensusParams, const CBlockIndex* pindexPrev);
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#endif // BITCOIN_MINER_H
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